Only store local versions and targets in the Client struct
Only store local versions and targets in the Client struct

Signed-off-by: Lewis Marshall <748e1641a368164906d4a0c0e3965345453dcc93@lmars.net>

runcom/gotuf,dmcgowan/gotuf,theupdateframework/go-tuf,cyli/gotuf,diogomonica/gotuf,endophage/gotuf